/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.apache.linkis.cli.core.builder;

public abstract class AbstractBuilder<T> implements Builder<T> {
    protected T targetObj;

    public AbstractBuilder() {
        reset();
    }

    protected void reset() {
        targetObj = getTargetNewInstance();
    }

    @Override
    public T build() {
        T ret = targetObj;
        reset();
        return ret;
    }

    protected abstract T getTargetNewInstance();

    //    protected T getTargetNewInstance() {
    //        try {
    //            ParameterizedType pt = (ParameterizedType) this.getClass().getGenericSuperclass();
    //            Class<T> clazz = (Class<T>) pt.getActualTypeArguments()[0];
    //            targetObj = clazz.newInstance();
    //        } catch (InstantiationException e) {
    //            throw new BuilderException("BLD0001", ErrorLevel.ERROR,
    // CommonErrMsg.BuilderBuildErr, "Cannot generate new instance.", e);
    //        } catch (IllegalAccessException ie) {
    //            throw new BuilderException("BLD0001", ErrorLevel.ERROR,
    // CommonErrMsg.BuilderBuildErr, "Cannot generate new instance.", ie);
    //        }
    //        return targetObj;
    //    }
}
